Home / 8,124.17-12,188.01-2,577.96

Finding the Fourth Proportional to 8,124.17, 12,188.01 and 2,577.96

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Solution

The fourth proportional to 8,124.17, 12,188.01 and 2,577.96 is: 3,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.17 : 12,188.01 = 2,577.96 : x
  2. Step 2: Convert to fraction form
    8,124.17/12,188.01 = 2,577.96/x
  3. Step 3: Cross multiply
    8,124.17x = 12,188.01 × 2,577.96
  4. Step 4: Simplify right side
    8,124.17x = 31,420,245.22
  5. Step 5: Solve for x
    x = 31,420,245.22/8,124.17
  6. Step 6: Final answer
    x = 3,867.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.